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Sort Lines Tool

Sort text lines alphabetically (A-Z or Z-A), by length, randomly, or reverse them. Free online line sorter — processes thousands of lines instantly.

Sort Lines Tool

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What Is the Sort Lines Tool?

The Sort Lines Tool instantly organizes any list of text lines — alphabetically, by length, in reverse, or randomly — without uploading anything to a server. Paste your list, pick a sort order, and copy the result in seconds.

How to Use the Sort Lines Tool

  1. Paste your list into the left input box, one item per line.
  2. Choose a sort method by clicking any of the six buttons above — the output updates instantly.
  3. Copy the result using the copy button in the top-right corner of the output box.
  4. Use the Sample button to load a demo fruit list and preview all sort modes.

Where Can You Use a Line Sorter?

Data & Lists

Alphabetize guest lists, student rosters, bibliography entries, or product names before pasting into spreadsheets or documents.

Code & Config Files

Sort CSS properties alphabetically, organize import statements, or structure JSON keys for cleaner source code that passes linting rules.

SEO & Keyword Research

Sort keyword lists by length to group short-tail and long-tail terms, or alphabetize them before loading into a keyword planning tool.

Contests & Randomization

Use Random Order to fairly shuffle contest entrant names, randomly assign tasks to team members, or generate randomized test data.

Sorting Options Explained

  • Alphabetical (A-Z): Standard A-to-Z sort using locale-aware comparison. Numbers sort before letters.
  • Reverse Alphabetical (Z-A): Reverses the standard alphabetical order — useful for descending rankings.
  • By Length (Short to Long): Shortest lines first. Ties broken alphabetically — good for spotting brief entries.
  • By Length (Long to Short): Longest lines first. Great for finding the most complex entries in a dataset.
  • Random Order: Shuffles lines randomly — for unbiased contest draws or randomized task lists.
  • Reverse Lines: Flips the current order without resorting — the last line becomes the first.

Best Practices and Limitations

All sorting runs locally in your browser — no data is sent to any server, making it safe for sensitive lists like employee names or confidential project items.

Alphabetical sort is case-insensitive by default (locale-aware). If you need case-sensitive sorting where uppercase precedes lowercase, use the Find and Replace tool to pre-process your list first. Numerical sorting (e.g., 1, 2, 10 instead of 1, 10, 2) is not supported — use a spreadsheet application for true numeric ordering.

Share This Sort Lines Tool

Know someone who needs to organize a messy list? Share this tool!

Frequently Asked Questions

How do I alphabetize a list online?+

Paste your list into the input box with each item on a new line, then click "Alphabetical (A-Z)". The sorted list appears instantly in the output box. Click the copy icon to save it to your clipboard.

Can this tool remove duplicates while sorting?+

This tool focuses purely on sorting. To also remove duplicate lines, first sort your list here, then run the result through the Remove Duplicates from List tool — the two tools complement each other perfectly.

How does sorting handle numbers?+

Alphabetical sorting treats numbers as text, so "10" sorts before "2" (because "1" < "2" lexicographically). For true numeric ordering (1, 2, 10), use a spreadsheet application. The "By Length" modes sort correctly by character count.

How many lines can I sort at once?+

There is no practical limit. The tool runs entirely in your browser using JavaScript and can sort lists with tens of thousands of lines in milliseconds without lagging or uploading your data anywhere.

Is my list data kept private?+

Yes, 100% private. All sorting happens locally in your browser using JavaScript. Your text never leaves your device and is never sent to any server or stored in any database.